Sheet-metal wall decoration from a #philadelphia Chinese restaurant I was in last week
@mjd There's a special name for polygons that can tile the plane by themelves, isn't there? I feel sure I've seen this pentagon before!
There are some named tilings, but the overall class are just Pentagonal Tiling.
@xentrac I love looking at https://en.wikipedia.org/wiki/Cairo_pentagonal_tiling which is one of the categories in the above wikipedia link..
@xentrac This looks fertile:
https://jpneto.github.io/world_abstract_games/boards.htm
https://www.chessvariants.org/rules/turtleshellchess